2504776653 has 6 divisors (see below), whose sum is σ = 3618010734. Its totient is φ = 1669851096.

The previous prime is 2504776649. The next prime is 2504776663. The reversal of 2504776653 is 3566774052.

It can be written as a sum of positive squares in only one way, i.e., 2034190404 + 470586249 = 45102^2 + 21693^2 .

It is not a de Polignac number, because 2504776653 - 2² = 2504776649 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2504776599 and 2504776608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2504776663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 139154250 + ... + 139154267.

It is an arithmetic number, because the mean of its divisors is an integer number (603001789).

Almost surely, 2^2504776653 is an apocalyptic number.

It is an amenable number.

2504776653 is a deficient number, since it is larger than the sum of its proper divisors (1113234081).

2504776653 is a wasteful number, since it uses less digits than its factorization.

2504776653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278308523 (or 278308520 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The square root of 2504776653 is about 50047.7437353573. The cubic root of 2504776653 is about 1358.0726470998.

The spelling of 2504776653 in words is "two billion, five hundred four million, seven hundred seventy-six thousand, six hundred fifty-three".